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Marquise|Natural|GIA

0.70ct E SI2 Marquise Natural Diamond

EX • E/SI2 • GIA 6552468417

Certificate GIA 6552468417

Diamond specifications and retailer prices

From $1,537 AUD
$1,080 USD
As of October 28, 2026
Save $1,216 AUD (44%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $2,753 AUD at Helzberg Diamonds · As of October 30, 2026
View at Helzberg Diamonds

About this 0.7ct natural marquise diamond

This 0.7ct natural marquise sits in the half to three-quarter carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 6552468417. Listed at 12 retailers as of October 28, 2026, with prices from $1,537 to $2,753, a $1,216 spread on the same certified stone. Helzberg Diamonds lists it at $2,753. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.70
Carat
E
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle39.69°
Pavilion angle40.82°
OriginNatural
Grading LabGIA
CertificateGIA 6552468417
Dimensions8.71 × 4.56 × 2.94 mm
L/W Ratio1.91
Culet sizeNone
Top View
8.71 mm4.56 mm0.70 ctE / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6552468417
Side View
Table 60.0%Crown 39.69°Girdle: STK-VTKPavilion 40.82°Culet: NoneDepth 64.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: $2,753 AUD|Low: $1,537 AUD|High: $2,810 AUD|Avg: $1,991 AUD|-2.0%
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 6$1,537 AUD
Retailer 8$1,554 AUD
Retailer 7$1,616 AUD
Retailer 11$1,674 AUD
Retailer 5$1,749 AUD
Retailer 9$1,892 AUD
Retailer 4$1,928 AUD
Retailer 2$2,224 AUD
Retailer 10$2,243 AUD
Retailer 3$2,497 AUD
Helzberg Diamonds$2,753 AUD

43 data points across 11 retailers

12 retailers$1,537 AUD to $2,753 AUD

A
Cheapest Retailer
-
$1,537 AUD
$1,080 USD
A
Retailer 2
-
$1,554 AUD
SGD 1,475 SGD
View
A
Retailer 3
-
$1,616 AUD
$1,135 USD
View
B+
Retailer 4
-
$1,674 AUD
SGD 1,589 SGD
View
B+
Retailer 5
-
$1,749 AUD
£967 GBP
View
B+
Retailer 6
-
$1,892 AUD
$1,329 USD
View
B+
Retailer 7
-
$1,928 AUD
$1,354 USD
View
B+
Retailer 8
-
$2,162 AUD
$1,519 USD
View
B+
Retailer 9
-
$2,224 AUD
€1,488 EUR
View
B
Retailer 10
-
$2,243 AUD
$1,576 USD
View
B
Retailer 11
-
$2,497 AUD
$1,754 USD
View
Most Expensive
B
Helzberg Diamonds
XZRMLLIKMOKHN · Oct 30
$2,753 AUD
$1,934 USD
View
11 more retailers have this diamond
Prices start from $1,537 AUDSave up to $1,216 AUD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
0.70ct Marquise
$1,537 AUD